. >>> new revelations this morning about the health of pope benedict xvi. the vatican says the pope hit his head during a trip to mexico last march. however, the vatican denies that that accident had any relevant role in his decision to resign. yesterday, the pope took part in ash wednesday services. it was his first public appearances since the resignation announcement. on tuesday, the pope disclosed that he had a pacemaker and that the batteries had been replaced. >>> 8:02. happening now, president obama is heading to georgia to rally support for his early childhood education proposal that he unveiled in his state of the union address. this is new video of president obama boarding air force one just about one hour ago. today, the president will focus on his plans to make preschool available to more american children in programs such as headstart. after he return -- after he returns to the white house, he will take part in a fireside hangout with google plus to talk about his state of the union address. people around the country can submit question the via